<div style="text-align: center;"><span style="font-family: 黑体; font-weight: bold;"><font color="#ff0000">2014-2015学年第二学期一年级数学计算竞赛题</font></span></div><br><span>班级</span><span style=" text-decoration: underline; "> </span><span> 姓名</span><span style=" text-decoration: underline; "> </span><span> 得分</span><span style=" text-decoration: underline; "> </span><br><br><strong><span>一、</span><span>直接写得数。</span><span>(100分)</span></strong><span></span><br><br><span>(1)60-7</span><span>= </span><span> </span><span> </span><span> 5+74</span><span>= </span><span>45-5</span><span>= </span><span> 9+45</span><span>=</span><span> 37-8=</span><span></span><br><br><span>(2)26+30</span><span>= </span><span> 52+9</span><span>= </span><span> 93-60</span><span>= </span><span>26-4</span><span>= </span><span> 68-60= </span><span></span><br><br><span>(3)74-8= 27+20= 59-8= 26-20= 31-6=</span><span></span><br><br><span>(4)54-30= 7+55= 70-5= 35+5= 82+9=</span><span></span><br><br><span>(5)40-8= 58+30= 27+7= 95-70= 45+3=</span><span></span><br><br><span>(6)45+7 </span><span style=" position: relative; -2pt;">=</span><span> </span><span>4+25</span><span style=" position: relative; -2pt;">=</span><span style=" position: relative; -2pt;"> </span><span>8+25= 52-30=</span><span> </span><span> </span><span>45-7=</span><span></span><br><br><span>(7)27+6= 27+8= 20+25= 80+10= 50+7= </span><span></span><br><br><span>(8)45-7= 68-4</span><span> =</span><span> 64-8</span><span>=</span><span> 8+48</span><span> =</span><span> 87-7</span><span>=</span><span></span><br><br><span>(9)30+30</span><span>= </span><span> 77-7</span><span>= </span><span> 39-10</span><span> = </span><span> 39+5</span><span> =</span><span> 45+5=</span><span></span><br><br><span>(10)83-5= 32+50= 26+40= 14+6= 26+9= </span><span></span><br><br><span>(11)57-30= 93-9= 50-3= 75-7= 72-5= </span><span></span><br><br><span>(12)67-30= 30+26= 94-30= 35+20= 19+10=</span><span></span><br><br><span>(13)85-40= 84+5= 34+40= 58+6= 50-4= </span><span></span><br><br><span>(14)61-4= 69-30= 72-8= 12-3= 50-6= </span><span></span><br><br><span>(15)58+10= 64+7= 71-9= 70+8= 34-20= </span><span></span><br><br><span>(16)14-9+6= 15-8-5= 9+8-9= 14-7+4= 16-7+5=</span><span></span><br><br><span>(17)</span><span>50-40+6= 72+8-30= 45+9-30= 34-20+40= </span><span></span><br><br><span>(18)15–(5+4)= 8+(5+7)= 13–(5+4)= 65-7-40=</span><span></span><br><br><span>(19)87-9-10= 43-(3+27) = 76-6-8= 39–(9-5)= </span><span></span><br><br><span>(20)36+40+2= 59-9-20= 63-30+5= 30+(11-7)= </span><span></span><br><br><span>(21)47+(5+7)= </span><span>83-(27-20)= 17+6+8= 43-8-30= </span><span> </span><span></span><br><span> </span><br>
一年级下